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Vulnerability · Published Mar 23, 2026 · Assigned by VulDB

CVE-2026-4587HybridAuth SSL Curl.php certificate validation

Low 3.7

In plain English

A low-severity improper certificate validation in HybridAuth. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).

Severity (CVSS 3.1)3.7Low
Exploit odds (30 days)0.2%top 91.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A vulnerability was found in HybridAuth up to 3.12.2. This issue affects some unknown processing of the file src/HttpClient/Curl.php of the component SSL Handler. The manipulation of the argument curlOptions results in improper certificate validation. The attack can be launched remotely. This attack is characterized by high complexity. The exploitability is assessed as difficult. The project was informed of the problem early through an issue report but has not responded yet.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Packagisthybridauth/hybridauthno fix listedGHSA-r3hf-q3mf-7h6w

Affected products (as reported)

VendorProductVersions
n/a HybridAuth 3.12.03.12.13.12.2

Weakness: CWE-295, CWE-287 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:X/RL:X/RC:R

References